Brief Guide to Writing A Comparison/Contrast EssayWriting a comparison/contrast paper involves comparing and contrasting two subjects. A comparison shows how two things are alike. A contrast shows how two things are different. Choosing a TopicWhen you choose a topic, be sure not to choose two totally unrelated subjects.You must start with subjects that have some basic similarities.For instance, you could choose to compare/contrast two movies, two authors, two modes of transportation, or two sports figures, but you would not want to try to compare train travel and Babe Ruth!